1. Kakadu National Park, Northern Territory: A vast and diverse wetland within a World Heritage Site, housing various wetland ecosystems, from floodplains to mangrove swamps.
2. Arnhem Land, Northern Territory: A vast and remote region known for its Aboriginal cultural heritage and significant wetland areas, such as the Arafura Swamps and the Cobourg Peninsula wetlands.
3. Wetlands of International Importance (Ramsar Sites): Australia hosts many wetlands designated as Wetlands of International Importance under the Ramsar Convention. These include sites such as the Macquarie Marshes in New South Wales; the Coorong, Lower Lakes, and Murray Mouth system in South Australia; and the Peel-Yalgorup System in Western Australia.
4. Everglades Wetlands, Queensland: A network of wetlands in the Cape York Peninsula, forming a complex ecosystem of rivers, swamps, and mangroves with rich biodiversity.
5. Gippsland Lakes, Victoria: A large and diverse wetland system comprising interconnected lakes, estuaries, and coastal salt marshes, supporting numerous waterbird species and ecological communities.
6. Nangwarry Conservation Park, South Australia: A wetland area known for its unique flora and fauna, including the endangered red-capped plover and various migratory bird species.
7. Peel-Harvey Estuary, Western Australia: A large estuarine system of interconnected waterways and wetlands, providing habitats for various waterbirds, fish, and other wildlife.
8. Riverland Wetland, South Australia: A wetland complex within the Murray-Darling Basin, featuring floodplains, billabongs, and lakes, supporting diverse birdlife and native fish species.
9. Ord River Wetlands, Western Australia: A system of permanent and seasonal wetlands in the Kimberley region, including the vast floodplains of the Ord River and the nearby Lake Argyle.
10. Freycinet National Park, Tasmania: A national park renowned for its stunning coastal scenery and diverse wetlands, including freshwater lagoons and saltmarshes.